Earbud



FIG. 1 is a front isometric view of an earbud showing the new design.

FIG. 2 is a front elevation view thereof.

FIG. 3 is a rear elevation view thereof.

FIG. 4 is a left side elevation view thereof.

FIG. 5 is a right side elevation view thereof.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof.

FIG. 8 is a front isometric view of another embodiment of an earbud showing the new design.

FIG. 9 is a front elevation view thereof.

FIG. 10 is a rear elevation view thereof.

FIG. 11 is a left side elevation view thereof.

FIG. 12 is a right side elevation view thereof.

FIG. 13 is a top plan view thereof; and,

FIG. 14 is a bottom plan view thereof.

Any broken lines in the Figures are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for an earbud, as shown and described. 